Home / 901,241.91-1,243,628.76-538,593.57

Finding the Fourth Proportional to 901,241.91, 1,243,628.76 and 538,593.57

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Solution

The fourth proportional to 901,241.91, 1,243,628.76 and 538,593.57 is: 743,208.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,241.91 : 1,243,628.76 = 538,593.57 : x
  2. Step 2: Convert to fraction form
    901,241.91/1,243,628.76 = 538,593.57/x
  3. Step 3: Cross multiply
    901,241.91x = 1,243,628.76 × 538,593.57
  4. Step 4: Simplify right side
    901,241.91x = 669,810,453,603.07
  5. Step 5: Solve for x
    x = 669,810,453,603.07/901,241.91
  6. Step 6: Final answer
    x = 743,208.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.